import matplotlib.pyplot as plt def generate_sine_wave(frequency, duration, sampling_rate): t = np.linspace(0, duration, int(sampling_rate * duration), endpoint=False) signal = np.sin(2 * np.pi * frequency * t) return t, signal frequency = 5 # 频率,Hz duration = 1 # 持续时间,s ...
使用Wave进行音频生成 Wave库可以用来生成简单的音频波形。这对于模拟基本声音或创建合成音效非常有用。 import wave import numpy as np def generate_sine_wave(filename, duration, freq, sample_rate=44100, amp=16000): t = np.linspace(0, duration, int(sample_rate * duration), endpoint=False) wave_d...
下面是一个简单的交互过程序列图,帮助你了解用户与虚拟仪器的交互: MatplotlibNumpyGenerateSineWaveVirtualInstrumentUserMatplotlibNumpyGenerateSineWaveVirtualInstrumentUser点击“生成正弦波”按钮Triggered生成数据返回数据绘制波形显示波形 项目计划 项目可能会涉及时间的规划,利用甘特图进行可视化: gantt title 虚拟仪器开发计划 ...
DURATION = 5 # 秒 def generate_sine_wave(freq, sample_rate, duration): x = np.linspace(0, duration, sample_rate * duration, endpoint=False) frequencies = x * freq y = np.sin((2 * np.pi) * frequencies) return x, y # 产生持续5秒的2赫兹正弦波 x, y = generate_sine_wave(2, S...
# generate the sine wave new_wave = [np.sin(2 * np.pi * frequency * x/sampling_rate) + np.sin(2 * np.pi * frequency1 * x/sampling_rate) for x in range(num_samples * play_time)] writeWave(new_wave) def createWave(frequency, frequency1, wave_type, play_time): if wave_type...
num_samples= 48000sampling_rate= 48000.0amplitude= 16000comptype='NONE'compname='not compressed'nchannels= 1sampwidth= 2FILE_NAME=''defcreateSine(frequency,frequency1,play_time):#generate the sine wavenew_wave = [np.sin(2 * np.pi * frequency * x/sampling_rate) + np.sin(2 * np.pi *...
生成数据** # 创建一个正弦波序列 def generate_sine_wave(seq_length, num_samples): X = [] y = [] for _ in range(num_samples): start = np.random.rand() * 2 * np.pi # 随机起点 seq = np.sin(np.linspace(start, start + seq_length * 0.1, seq_length)) X.append(seq[:-1]) ...
import wave,math from winsound import PlaySound,SND_FILENAME def generate(T,total,volume,sine=False):# T: 周期, total 总长度, 都以帧为单位ifnot sine:h= T /2foriinrange(total):ifi % T >=h: yield volumeelse: yield0else:# 计算方法: sin 的 T = 2*pi / ww =2* math.pi / T...
from pydub import AudioSegment import numpy as np import math # 创建一个简单的正弦波音频(440Hz,持续1秒,采样率为44100Hz) def generate_sine_wave(frequency, duration, sample_rate=44100): t = np.linspace(0, duration, int(sample_rate * duration), endpoint=False) y = (np.sin(2 * np.pi *...
seconds=3# Generate array(timesteps) with # seconds*sample_rate steps, # ranging between 0 and seconds arr=np.linspace(0,seconds,seconds*smpl_rate,False) # Generate a 400Hz Sine wave first_note=np.sin(first_freq*arr*2*np.pi)